Centos安装python 1.下载python3编译的依赖包yum install -y gcc patch libffi-devel python-devel zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel2.下载python包wget https://www.python.org/ftp/python/3.12.3/Python-3.12.3.tgz3.解压缩源码包tar -zxvf Python-3.12.3.tgz4.创建python的安装目录mkdir -p /usr/local/python35.进入解压后的目录并且执行cd Python-3.12.3 ./configure --prefix=/usr/local/python3/6.编译并安装make && make install7.添加环境变量vi /etc/profile在末尾添加PATH=/usr/local/software/python/bin:$PATH保存后执行source /etc/profile8.修改python的链接指向mv /usr/bin/python3 /usr/bin/python3.bak ln -s /usr/local/python3/bin/python3 /usr/bin/python3转载自：https://blog.csdn.net/weixin_41133459/article/details/125316142

pip提示SSL module is not available Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pip/ (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available.")) - skipping